Scheduled maintenance: access to eresources and image viewers will be unavailable on Monday 11 December between 8pm and midnight AEDT. We apologise for any inconvenience.
State Library of NSW
Collection Item
The Charles T.P. Ulm collection of historical aviation records, Part 1, 1919-19651919-1962
Transcript:
Set course by aperiodic if Jim cannot fix E.I.C. then by signal tell me to go R or L until we on aperiodic course. Will then check on this steering compass